Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
504004261Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3999324927701555307112168.42017-06-27 00:21:38
History
DateUserTypeResult
2025-03-07James HeinrichF
Factor: 399932492770155530711 / TF: 68-70
2017-06-27Alex_soldierF
Factor: 399932492770155530711 / TF: 68-69*
2016-04-13sasakiNF
no factor from 2^67 to 2^68
2014-12-03sasakiNF
no factor from 2^66 to 2^67
2014-09-21sasakiNF
no factor from 2^65 to 2^66
2011-12-24albin_pouillesNF
no factor from 2^64 to 2^65
2010-07-01Architects CubedNF
no factor from 2^63 to 2^64